Disable Mypy / Pyright type checkers due to stub file incompatibility

See notably microsoft/pylance-release#1238

pyproject.toml

@@ -79,12 +79,15 @@ force-exclude = "tests/exceptions/source/modern/*"
 line-length = 100
 target-version = ["py35"]
 
+[tool.pyright]
+# Types are defined in a stub file. Unfortunately, type checkers such as Pyright and Mypy are
+# unable to "merge" them with the file containing the actual Python implementation. This causes
+# many false positives, therefore type checking is disabled to avoid noisy errors in the editor.
+typeCheckingMode = "off"
+
 [tool.flit.module]
 name = "loguru"
 
-[tool.mypy]
-strict = true
-
 [tool.pytest.ini_options]
 addopts = "-l"
 filterwarnings = [